<template>
  <el-dialog title="新增部门" :visible="isShowDialog" @close="btnCancel">
    <el-form ref="addFrom" label-width="120px" :model="formData" :rules="rules">
      <el-form-item label="部门名称" prop="name">
        <el-input v-model="formData.name" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input v-model="formData.code" style="width:80%" placeholder="1-50个字符" />
      </el-form-item>
      <el-form-item label="部门负责人" prop="manager">
        <el-select v-model="formData.manager" style="width:80%" placeholder="请选择">
          <el-option v-for="item in employeeList" :key="item.id" :value="item.username" /></el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input v-model="formData.introduce" style="width:80%" placeholder="1-300个字符" type="textarea" :rows="3" />
      </el-form-item>
    </el-form>
    <!-- el-dialog有专门放置底部操作栏的 插槽  具名插槽 -->
    <el-row slot="footer" type="flex" justify="center">
      <!-- 列被分为24 -->
      <el-col :span="6">
        <el-button type="primary" size="small" @click="btnOk">确定</el-button>
        <el-button size="small" @click="btnCancel">取消</el-button>
      </el-col>
    </el-row>
  </el-dialog>
</template>

<script>
import { getDepartments } from '@/api/departments'
import { getEmployeeSimple } from '@/api/employee'
import { addDepartments } from '@/api/departments'
export default {
  props: {
    isShowDialog: {
      type: Boolean,
      default: false
    },
    nodeData: {
      type: Object,
      required: true
    }
  },
  data() {
    const checkRepeatCode = async(rule, val, callback) => {
      const { depts } = await getDepartments()
      let isRepeat = false
      depts.forEach(item => {
        if (item.code === val) {
          isRepeat = true
        }
      })
      if (isRepeat) {
        callback(new Error('部门编码必须唯一'))
      } else {
        callback()
      }
    }
    const checkRepeatName = async(rule, val, callback) => {
      const { depts } = await getDepartments()
      let isRepeat = false
      const res = []
      depts.forEach(item => {
        if (item.pid === this.nodeData.id) {
          res.push(item)
        }
      })
      res.forEach(item => { if (item.name === val) { isRepeat = true } })
      if (isRepeat) {
        callback(new Error('部门名字不能重复'))
      } else {
        callback()
      }
    }

    return {
      formData: {
        name: '', // 部门名称
        code: '', // 部门编码
        manager: '', // 部门管理者
        introduce: '' // 部门介绍
      },
      rules: {
        name: [{ required: true, message: '部门名称不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门名称要求1-50个字符', trigger: 'blur' },
          { validator: checkRepeatName, trigger: 'blur' }],
        code: [{ required: true, message: '部门编码不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门编码要求1-50个字符', trigger: 'blur' },
          { validator: checkRepeatCode, trigger: 'blur' }],
        manager: [{ required: true, message: '部门负责人不能为空', trigger: 'blur' }],
        introduce: [{ required: true, message: '部门介绍不能为空', trigger: 'blur' },
          { trigger: 'blur', min: 1, max: 300, message: '部门介绍要求1-50个字符' }]
      },
      employeeList: []
    }
  },
  async created() {
    this.employeeList = await getEmployeeSimple()
    console.log(this.employeeList)
  },
  methods: {
    async btnOk() {
      await this.$refs.addFrom.validate()
      await addDepartments({ ...this.formData, pid: this.nodeData.id })
      this.$message.success('新增ok')
      this.$emit('update:isShowDialog', false)
      this.$emit('addDepts')
    },
    btnCancel() {
      this.$refs.addFrom.resetFields()
      this.$emit('update:isShowDialog', false)
    }
  }
}
</script>

<style>

</style>
